OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-d2055b-0): addr:ca:01:65:8d:a6:fb
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:b6:92:86:27:fd:43
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
